Upcoming Division of Drinking Water Regulations
Adopted Drinking Water-Related Regulations
Annual Division of Drinking Water Regulatory Priority Board Resolutions
Regulations in Process or Planned
- Maximum Contaminant Levels (MCL)
- On-site Treated Nonpotable Water Systems
- Lead and Copper Rule (LCR) and Revisions
- Detection Limits for Purposes of Reporting
- Metals
- Organics
- Notification and Response Levels (NL/RL)
- Primacy Package Approvals
- Public Water System Definition
- Public Notification Rule
- Consumer Confidence Reports (CCRs).
- Electronic Reporting of Drinking Water Quality Data
- Quinquennial Maximum Contaminant Levels Review
- Financial Assurances
- Cross-Connection Control Policy Handbook Revisions
- Technical, Managerial, and Financial (TMF) Capacity Standards
- Onsite Treated Nonpotable Water Systems Revisions
Other Regulations and Policy Handbooks of Interest
Upcoming Federal Rules
Other Information
- Division of Drinking Water
- Information for Public Water Systems
- Adopted Regulations
- Annual Division of Drinking Water Regulatory Priority Board Resolutions
- 2025: State Water Board Resolution No. 2025-0006
- 2024: State Water Board Resolution No. 2024-0009
- 2023: State Water Board Resolution No. 2023-0007
- 2022: State Water Board Resolution No. 2022-0007
- 2021: State Water Board Resolution No. 2021-0009
- 2020: State Water Board Resolution No. 2020-0005
- 2019: State Water Board Resolution No. 2019-0009
- 2018: State Water Board Resolution No. 2018-0009
- Office of Administrative Law Rulemaking Training and Resources
Stay informed
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Contact Information
Melissa Hall, P.E.
Senior Water Resource Control Engineer
(916) 323-0373
Melissa.Hall@waterboards.ca.gov
Randy Barnard, P.E.
Supervising Water Resource Control Engineer
(619) 525-4022
Randy.Barnard@waterboards.ca.gov
